mirror of
https://github.com/YunoHost-Apps/mediawiki_ynh.git
synced 2024-09-03 19:46:05 +02:00
80 lines
1.9 KiB
PHP
80 lines
1.9 KiB
PHP
<?php
|
|
/**
|
|
* Handler for Microsoft's bitmap format.
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License along
|
|
* with this program; if not, write to the Free Software Foundation, Inc.,
|
|
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
|
|
* http://www.gnu.org/copyleft/gpl.html
|
|
*
|
|
* @file
|
|
* @ingroup Media
|
|
*/
|
|
|
|
/**
|
|
* Handler for Microsoft's bitmap format; getimagesize() doesn't
|
|
* support these files
|
|
*
|
|
* @ingroup Media
|
|
*/
|
|
class BmpHandler extends BitmapHandler {
|
|
|
|
/**
|
|
* @param $file
|
|
* @return bool
|
|
*/
|
|
function mustRender( $file ) {
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Render files as PNG
|
|
*
|
|
* @param $text
|
|
* @param $mime
|
|
* @param $params
|
|
* @return array
|
|
*/
|
|
function getThumbType( $text, $mime, $params = null ) {
|
|
return array( 'png', 'image/png' );
|
|
}
|
|
|
|
/**
|
|
* Get width and height from the bmp header.
|
|
*
|
|
* @param $image
|
|
* @param $filename
|
|
* @return array
|
|
*/
|
|
function getImageSize( $image, $filename ) {
|
|
$f = fopen( $filename, 'rb' );
|
|
if ( !$f ) {
|
|
return false;
|
|
}
|
|
$header = fread( $f, 54 );
|
|
fclose( $f );
|
|
|
|
// Extract binary form of width and height from the header
|
|
$w = substr( $header, 18, 4 );
|
|
$h = substr( $header, 22, 4 );
|
|
|
|
// Convert the unsigned long 32 bits (little endian):
|
|
try {
|
|
$w = wfUnpack( 'V', $w, 4 );
|
|
$h = wfUnpack( 'V', $h, 4 );
|
|
} catch ( MWException $e ) {
|
|
return false;
|
|
}
|
|
return array( $w[1], $h[1] );
|
|
}
|
|
}
|